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[IDV #JFI-890705]: Automatic data sampling



> Hello again,
> 
> I apparently spoke too soon. While in the new build, loading a bundle and
> manually reloading the data both produce the correct resolution, automatic
> reloading (e.g. polling every 10 minutes) still produces automatic
> resampling, creating a coarse image. I'm still not sure why this is the
> case.
> 
> Levi Cowan
> 

I can understand your problem, I will find a solution and likely in the 5.0u1 
release (nightly).


Yuan
> 
> On Sun, Jun 1, 2014 at 8:15 PM, Levi Cowan <address@hidden> wrote:
> 
> > Hello,
> >
> > Apparently you fixed the bug with the new build. Saving the bundle without
> > data resampling and then loading it produces the correct resolution. Thank
> > you!
> >
> > Levi Cowan
> >
> >
> > address@hidden> wrote:
> >
> >> > > Hello,
> >> > >
> >> > > In IDV 5.0, I am trying to create preset bundles for easy loading of
> >> > > satellite imagery and other data. When I select the data source
> >> initially,
> >> > > I manually set the "magnification" to 1x1 in the subsetting panel so
> >> that
> >> > > no pixel resampling occurs, since I am viewing a region small enough
> >> that I
> >> > > need full resolution. However, once the data is refreshed, or the
> >> bundle is
> >> > > loaded during a session, automatic resampling always occurs, with the
> >> > > display reading "Data sampling: every 8th by 4th pixel" or similar.
> >> Since
> >> > > the "pixel sampling" slider reads no sampling because only the coarse
> >> > > version of the data was loaded, there is no way to reset to full
> >> resolution
> >> > > other than removing the data source and reloading it with manual
> >> settings.
> >> > >
> >> > > This problem occurs both with "adaptive resolution" enabled and
> >> disabled.
> >> > > Although the automatic resampling isn't as bad with it enabled, it is
> >> still
> >> > > resampled enough for me to see it in the region I'm subsetting, and
> >> since I
> >> > > need to zoom in from time to time to get a better look, I need the
> >> full
> >> > > resolution imagery. Is there a way to prevent this automatic
> >> resampling of
> >> > > a data source upon loading/reloading? It seems that one should be
> >> able to
> >> > > view the full 1km visible channel (or 4km IR) from GOES without it
> >> always
> >> > > being resampled.
> >> > >
> >> > > Any help would be appreciated.
> >> > >
> >> > > Thanks,
> >> > >
> >> > > Levi
> >> > >
> >> > >
> >> > Hi Levi,
> >> > The logic of adaptive resolution and match display area is complicated,
> >> please read carefully the release notes.
> >> > If you think something is wrong, email me the detail steps of what you
> >> were doing. You description is not very
> >> > clear to me. If you disable the Adaptive Resolution (AR), and save the
> >> bundle, it will not be enable when you load
> >> > back the bundle.
> >> >
> >> >
> >> >
> >> > Yuan
> >>
> >>
> >> Levi,
> >>     I redo the 5.0 release, can you try again and let me know.
> >>
> >>
> >> Thanks,
> >>
> >>
> >> Yuan
> >>
> >> Ticket Details
> >> ===================
> >> Ticket ID: JFI-890705
> >> Department: Support IDV
> >> Priority: Normal
> >> Status: Open
> >>
> >>
> >
> 
> 


Ticket Details
===================
Ticket ID: JFI-890705
Department: Support IDV
Priority: Normal
Status: Open


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